diff --git a/libavcodec/libtheoraenc.c b/libavcodec/libtheoraenc.c
index 73295e22b9..06eeaae006 100644
--- a/libavcodec/libtheoraenc.c
+++ b/libavcodec/libtheoraenc.c
@@ -346,7 +346,7 @@ static int encode_frame(AVCodecContext* avc_context, AVPacket *pkt,
 
     // HACK: assumes no encoder delay, this is true until libtheora becomes
     // multithreaded (which will be disabled unless explicitly requested)
-    pkt->pts = pkt->dts = frame->pts;
+    pkt->pts = frame->pts;
     pkt->duration = frame->duration;
 
     ret = ff_encode_reordered_opaque(avc_context, pkt, frame);